Westmont's climate is mild with a gradual warming trend throughout the year. Winter months, January and February, are cool but pleasant, with temperatures ranging from around 6-25°C. Spring arrives in March and April, with temperatures steadily increasing to an average of 17°C. Summer months, June to August, bring warm days with highs often reaching 37°C, while autumn sees a return to cooler temperatures, dropping back down to averages around 19°C by October.